1. Family and Community Health, School of Public Health University of Health and Allied Sciences Ho Ghana
2. Department of Psychology University of Pittsburgh Pittsburgh Pennsylvania USA
3. Department of Psychology, School of Social Sciences University of Ghana Legon Ghana
4. Department of Haematology, School of Medicine and Dentistry University of Ghana Medical School, Ghana Institute of Clinical Genetics Accra Ghana
5. School of Public Health Imperial College London London UK
6. London North West University Healthcare NHS Trust London UK
7. Centre for Ageing Studies, College of Humanities University of Ghana Legon Ghana
8. School of Medicine University of Pittsburgh Pittsburgh Pennsylvania USA
9. Developmental Neurosciences UCL Great Ormond Street Institute of Child Health London UK
10. Clinical and Experimental Sciences University of Southampton Southampton UK